2044423220 has 24 divisors (see below), whose sum is σ = 4906616064. Its totient is φ = 700945056.

The previous prime is 2044423159. The next prime is 2044423231. The reversal of 2044423220 is 223244402.

It is a super-3 number, since 3×2044423220³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7301372 + ... + 7301651.

It is an arithmetic number, because the mean of its divisors is an integer number (204442336).

Almost surely, 2^2044423220 is an apocalyptic number.

2044423220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044423220 is an abundant number, since it is smaller than the sum of its proper divisors (2862192844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2044423220 is a wasteful number, since it uses less digits than its factorization.

2044423220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14603039 (or 14603037 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 2044423220 is about 45215.2985172054. The cubic root of 2044423220 is about 1269.1811159347.

Adding to 2044423220 its reverse (223244402), we get a palindrome (2267667622).

The spelling of 2044423220 in words is "two billion, forty-four million, four hundred twenty-three thousand, two hundred twenty".